The maximum rate of contraction in normal cardiac muscle fibers is approximately ________ per minute.
A) 80
B) 140
C) 200
D) 250
E) 300+

Name: The maximum rate of contraction in normal cardiac muscle fibers is approximately ________ per minute. A) 80 B) 140 C) 200 D) 250 E) 300+
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Question

Quizplus · Accepted Answer

The maximum rate of contraction for normal cardiac muscle fibers is around 200 beats per minute, which is the upper limit for a healthy heart rate during intense physical activity.

The Maximum Rate of Contraction in Normal Cardiac Muscle Fibers